Chromatic aberration affected:

a. spectrographs

b. radio telescopes

c. refracting telescopes

d. reflecting telescopes

What characteristic of water makes it the universal solvent?

Which has a greater velocity? A ball rolling down a 3.4m hill in 8.5s or a fish swimming upstream, covering 6.2m in 0.6 minutes? (velocity = change in distance / change in time)

What is the G. P. E of 675 newtons on 26000 meter mountain

Use the drop-down menus to complete the statements. The atoms in a solid. The arrangement of atoms in a solid causes it to have a definite. Solids in which the atoms have no particular order or pattern are called solids.

What is the average velocity of the person taking this walk? A) 0m/h B) 15m/h one way and 15m/h the other way C) 30m/h D) 30m/h north and 30m/h south

A positively charged body exerts an electric field that causes a positively charged particle to move away from it. If work is done to push this particle towards the body, what form of energy will the particle have? a. mechanical energy b.

A CFL bulb has an efficiency of 8.9% and a power of 22 W. How much light energy does the lightbulb produce in 1 second

Which of the following is true of high clouds?

A ferris wheel takes 5 minutes to complete one full rotation, what is the angular velocity of the ferris wheel

A heat engine has a thermal efficiency of 45%. how much power does the engine produce when heat is transferred into it at a rate of 109 kj/hr?